iOS Today 447: WWDC Preview with James Thomson

Leo Laporte and Megan Morrone talk to James Thomson, creator of the iPhone, iPad, and Apple Watch calculator PCalc. He talks about what it is like to watch the WWDC keynote in fear of being Sherlocked and the rumours of a calculator on the new watchOS. Plus, a conversation about app store requirements, Minecraft Earth on iOS, TV Time, and a game called Frost.